A.1 B.1.55 C.2 D.2.55
A.扭轉(zhuǎn)不規(guī)則B.樓板局部不連續(xù)C.樓層承載力突變D.側(cè)向剛度不規(guī)則
A.1/10 B.1/15 C.1/18 D.1/20